2578978908

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11057}}^1$

素因数の和:11128

約数の個数: 144

約数和(自身を含む): 7728215040

約数和(自身を除く): 5149236132

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 31, 33, 36, 38, 44, 57, 62, 66, 76, 93, 99, 114, 124, 132, 171, 186, 198, 209, 228, 279, 341, 342, 372, 396, 418, 558, 589, 627, 682, 684, 836, 1023, 1116, 1178, 1254, 1364, 1767, 1881, 2046, 2356, 2508, 3069, 3534, 3762, 4092, 5301, 6138, 6479, 7068, 7524, 10602, 11057, 12276, 12958, 19437, 21204, 22114, 25916, 33171, 38874, 44228, 58311, 66342, 77748, 99513, 116622, 121627, 132684, 199026, 210083, 233244, 243254, 342767, 364881, 398052, 420166, 486508, 630249, 685534, 729762, 840332, 1028301, 1094643, 1260498, 1371068, 1459524, 1890747, 2056602, 2189286, 2310913, 2520996, 3084903, 3770437, 3781494, 4113204, 4378572, 4621826, 6169806, 6512573, 6932739, 7540874, 7562988, 9243652, 11311311, 12339612, 13025146, 13865478, 15081748, 19537719, 20798217, 22622622, 26050292, 27730956, 33933933, 39075438, 41596434, 45245244, 58613157, 67867866, 71638303, 78150876, 83192868, 117226314, 135735732, 143276606, 214914909, 234452628, 286553212, 429829818, 644744727, 859659636, 1289489454, 2578978908]

約数ペア:

[(1, 2578978908), (2, 1289489454), (3, 859659636), (4, 644744727), (6, 429829818), (9, 286553212), (11, 234452628), (12, 214914909), (18, 143276606), (19, 135735732), (22, 117226314), (31, 83192868), (33, 78150876), (36, 71638303), (38, 67867866), (44, 58613157), (57, 45245244), (62, 41596434), (66, 39075438), (76, 33933933), (93, 27730956), (99, 26050292), (114, 22622622), (124, 20798217), (132, 19537719), (171, 15081748), (186, 13865478), (198, 13025146), (209, 12339612), (228, 11311311), (279, 9243652), (341, 7562988), (342, 7540874), (372, 6932739), (396, 6512573), (418, 6169806), (558, 4621826), (589, 4378572), (627, 4113204), (682, 3781494), (684, 3770437), (836, 3084903), (1023, 2520996), (1116, 2310913), (1178, 2189286), (1254, 2056602), (1364, 1890747), (1767, 1459524), (1881, 1371068), (2046, 1260498), (2356, 1094643), (2508, 1028301), (3069, 840332), (3534, 729762), (3762, 685534), (4092, 630249), (5301, 486508), (6138, 420166), (6479, 398052), (7068, 364881), (7524, 342767), (10602, 243254), (11057, 233244), (12276, 210083), (12958, 199026), (19437, 132684), (21204, 121627), (22114, 116622), (25916, 99513), (33171, 77748), (38874, 66342), (44228, 58311)]